Operation CHARM
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GMC Truck
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2008
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Envoy 2WD L6-4.2L
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Engine
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Timing Components
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System Specifications
System Specifications
Engine Front Cover Bolt
10 N.m (89 lb in)
Engine Front Cover Spacer Bolt
10 N.m (89 lb in)
Timing Chain Tensioner
Bolt
25 N.m (18 lb ft)
Crankshaft Balancer Bolt
First Pass
150 N.m (110.6 lb ft)
Final Pass
180 degrees